plural ICBM's or ICBMs ˌī-ˌsē-(ˌ)bē-ˈemz How to pronounce ICBM (audio)
: an intercontinental ballistic missile

Examples of ICBM in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Last September, China conducted its first test launch of an unarmed but nuclear-capable intercontinental ballistic missile (ICBM) since the 1980s, during which the missile reached the South Pacific. Ryan Chan, MSNBC Newsweek, 3 Sep. 2025 But some certainly stood out, including the DF-61, a huge intercontinental ballistic missile (ICBM) carried on an eight-axle truck that would be the PLA Rocket Force’s first new ICBM since the DF-41 was introduced at a 2019 military parade. Brad Lendon, CNN Money, 3 Sep. 2025 Katie Parks, the service’s deputy ICBM program executive officer, told the town hall that new silos could address shortcomings at some current facilities. Kapil Kajal, Interesting Engineering, 29 Aug. 2025 Over War Game Concerns How U.S. Minuteman III Tests Stack Up Against Russia's ICBM Track Record Some suggest that the plane suffered a mechanical failure of some kind, while other, more conspiratorial, theories claim that staff aboard the flight planned to hijack the plane for other purposes. Matt Robison, Newsweek, 24 Feb. 2025 Originally designed as an intercontinental ballistic missile (ICBM), the Atlas F was later repurposed to launch satellites, including Parcae. IEEE Spectrum, 21 Jan. 2025 Ukrainian officials say Russia launched an intercontinental ballistic missile (ICBM) for the first time. Jonathan Easley, The Hill, 21 Nov. 2024 Late last week, Russia's military planned to launch a Sarmat intercontinental ballistic missile (ICBM) on a test flight from the Plesetsk Cosmodrome. Stephen Clark, Ars Technica, 27 Sep. 2024 The United States first deployed it in 1970 with the Minuteman III ICBM, according to the National Museum of the US Air Force. Brad Lendon, CNN, 12 Mar. 2024

Word History

First Known Use

1955, in the meaning defined above

Time Traveler
The first known use of ICBM was in 1955

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Cite this Entry

“ICBM.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ICBM. Accessed 9 Sep. 2025.

Kids Definition

: an intercontinental ballistic missile
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